Merge pull request #4621 from alexanderkyte/strdup_env

[mono.git] / mono / mini / mini-ppc.h

diff --git a/mono/mini/mini-ppc.h b/mono/mini/mini-ppc.h
index 0c611f251a54f7e70eb00d4d4671301c648dfb55..aaa6ddda3ecf8a2310758f067c1a1eaa89911693 100644 (file)
--- a/mono/mini/mini-ppc.h
+++ b/mono/mini/mini-ppc.h
@@ -1,3 +1,7 @@
+/**
+ * \file
+ */
+
 #ifndef __MONO_MINI_PPC_H__
 #define __MONO_MINI_PPC_H__
 
@@ -19,6 +23,9 @@
 #define MONO_SAVED_GREGS 19
 #define MONO_SAVED_FREGS 18
 
+#define MONO_PPC_FIRST_SAVED_GREG ppc_r13
+#define MONO_PPC_FIRST_SAVED_FREG ppc_f14
+
 #define MONO_ARCH_FRAME_ALIGNMENT 16
 
 /* fixme: align to 16byte instead of 32byte (we align to 32byte to get 
@@ -77,13 +84,8 @@ typedef struct MonoCompileArch {
 #define PPC_USES_FUNCTION_DESCRIPTOR
 #endif
 
-#ifndef __mono_ilp32__
-#define MONO_ARCH_HAVE_TLS_GET 1
-#endif
-
 #else /* must be __mono_ppc__ */
 
-#define MONO_ARCH_HAVE_TLS_GET 1
 #define MONO_ARCH_EMULATE_FCONV_TO_I8 1
 #define MONO_ARCH_EMULATE_LCONV_TO_R8 1
 #define MONO_ARCH_EMULATE_LCONV_TO_R4 1
@@ -130,22 +132,59 @@ typedef struct MonoCompileArch {
 #define PPC_STACK_PARAM_OFFSET 24
 #define PPC_MINIMAL_STACK_SIZE 24
 #define PPC_MINIMAL_PARAM_AREA_SIZE 0
+#define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+#define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
 #define PPC_FIRST_ARG_REG ppc_r3
 #define PPC_LAST_ARG_REG ppc_r10
 #define PPC_FIRST_FPARG_REG ppc_f1
 #define PPC_LAST_FPARG_REG ppc_f13
 #define PPC_PASS_STRUCTS_BY_VALUE 1
+#define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+#define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+#define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
 #else
 /* Linux */
 #ifdef __mono_ppc64__
 #define PPC_RET_ADDR_OFFSET 16
-#define PPC_STACK_PARAM_OFFSET 48
-#define PPC_MINIMAL_STACK_SIZE 48
+ // Power LE abvi2
+ #if (_CALL_ELF == 2)
+  #define PPC_STACK_PARAM_OFFSET 32
+  #define PPC_MINIMAL_STACK_SIZE 32
+  #define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 16
+  #define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 8
+  #define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 1
+  #define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 1
+  #define PPC_RETURN_SMALL_STRUCTS_IN_REGS 1
+  #define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 1
+  #define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 1
+
+// FIXME: To get the test case  finally_block_ending_in_dead_bb  to work properly define the following
+// and then implement the fuction mono_arch_create_handler_block_trampoline.
+//  #define MONO_ARCH_HAVE_HANDLER_BLOCK_GUARD 1
+
+// Define "DEBUG_ELFABIV2" to allow for debugging output for ELF ABI v2 function call and return codegen
+//  #define DEBUG_ELFABIV2
+
+  #define MONO_ARCH_LLVM_SUPPORTED 1
+
+ #else
+  #define PPC_STACK_PARAM_OFFSET 48
+  #define PPC_MINIMAL_STACK_SIZE 48
+  #define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+  #define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
+  #define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+  #define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+  #define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+  #define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+  #define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
+ #endif
+#define MONO_ARCH_HAVE_SETUP_ASYNC_CALLBACK 1
 #define PPC_MINIMAL_PARAM_AREA_SIZE 64
 #define PPC_LAST_FPARG_REG ppc_f13
 #define PPC_PASS_STRUCTS_BY_VALUE 1
 #define PPC_THREAD_PTR_REG ppc_r13
-#define MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX 1
 #else
 #define PPC_RET_ADDR_OFFSET 4
 #define PPC_STACK_PARAM_OFFSET 8
@@ -153,8 +192,16 @@ typedef struct MonoCompileArch {
 #define PPC_MINIMAL_PARAM_AREA_SIZE 0
 #define PPC_LAST_FPARG_REG ppc_f8
 #define PPC_PASS_STRUCTS_BY_VALUE 0
+#define PPC_LARGEST_STRUCT_SIZE_TO_RETURN_VIA_REGISTERS 0
+#define PPC_MOST_FLOAT_STRUCT_MEMBERS_TO_RETURN_VIA_REGISTERS 0
+#define PPC_PASS_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_FLOAT_STRUCTS_IN_FR_REGS 0
+#define PPC_RETURN_SMALL_STRUCTS_IN_REGS 0
+#define MONO_ARCH_HAVE_DECOMPOSE_VTYPE_OPTS 0
+#define MONO_ARCH_RETURN_CAN_USE_MULTIPLE_REGISTERS 0
 #define PPC_THREAD_PTR_REG ppc_r2
 #endif
+#define MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX 1
 #define PPC_FIRST_ARG_REG ppc_r3
 #define PPC_LAST_ARG_REG ppc_r10
 #define PPC_FIRST_FPARG_REG ppc_f1
@@ -176,7 +223,7 @@ typedef struct MonoCompileArch {
 #define MONO_ARCH_HAVE_DECOMPOSE_OPTS 1
 #define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
 
-#define MONO_ARCH_HAVE_GENERALIZED_IMT_THUNK 1
+#define MONO_ARCH_HAVE_GENERALIZED_IMT_TRAMPOLINE 1
 
 #define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
 
@@ -191,6 +238,7 @@ typedef struct MonoCompileArch {
 #define MONO_ARCH_HAVE_OP_TAIL_CALL 1
 
 #define PPC_NUM_REG_ARGS (PPC_LAST_ARG_REG-PPC_FIRST_ARG_REG+1)
+#define PPC_NUM_REG_FPARGS (PPC_LAST_FPARG_REG-PPC_FIRST_FPARG_REG+1)
 
 #ifdef MONO_CROSS_COMPILE
 
@@ -316,4 +364,31 @@ void mono_ppc_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint
 
 void mono_ppc_set_func_into_sigctx (void *sigctx, void *func);
 
+
+// Debugging macros for ELF ABI v2
+#ifdef DEBUG_ELFABIV2
+
+#define DEBUG_ELFABIV2_printf(a, ...) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf(a, ##__VA_ARGS__); fflush(stdout); g_free (debug_env); } }
+
+#define DEBUG_ELFABIV2_mono_print_ins(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { if (!a) {printf("null\n");} else {mono_print_ins(a);} fflush(stdout); g_free (debug_env); } }
+
+extern char* mono_type_full_name (MonoType *type);
+
+#define DEBUG_ELFABIV2_mono_print_type(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf("%s, size: %d\n", mono_type_get_name(a), mini_type_stack_size (a, 0)); fflush(stdout); g_free (debug_env); } }
+
+#define DEBUG_ELFABIV2_mono_print_class(a) \
+{char *debug_env; if (debug_env = getenv("DEBUG_ELFABIV2")) { printf("%s\n", mono_type_get_name(&a->byval_arg)); fflush(stdout); g_free (debug_env); } }
+
+#else
+
+#define DEBUG_ELFABIV2_printf(a, ...)
+#define DEBUG_ELFABIV2_mono_print_ins(a)
+#define DEBUG_ELFABIV2_mono_print_type(a)
+#define DEBUG_ELFABIV2_mono_print_class(a)
+
+#endif
+
 #endif /* __MONO_MINI_PPC_H__ */